[ DETACHABLE HIGH-EFFICIENCY LARGE BATTERY ] Our small vacuum cleaner is equipped with 6*2200 mAh updated batteries and it can run for up to 30 minutes. Even if you have a 135 square meter room, it's just a piece of cake for our vacuum cleaner cordless. And detachable battery is convenient for charging and repair..[ 2022 NEWLY-UPGRADED BRUSHLESS MOTOR ] Our vacuum cleaner is equipped with a 80,000 rpm high-speed brushless motor and its speed is more than twice that of an ordinary 30,000 rpm brush motor. The cordless vacuum cleaner can stably output 250W high power and 20Kpa super suction, which can effectively remove all kinds of ground dust..[ 5 STAGES HIGH EFFICIENCY FILTRATION ] In addition to the traditional 4 stages filtration system, Our cordless stick vacuum is also designed with high efficiency filter at the air outlet to make the exhaust air cleaner, effectively avoiding secondary pollution and bringing cleaner air to the family..[ NEWLY-UPGRADED ROLLER BRUSH and LED HEADLIGHTS ] Our stick vacuum cleaner is equipped with a brand new 2-in-1 roller brush, eliminating the hassle of replacing the roller brush. In this way, it can be easily used on the floor and carpet. The LED headlight design makes dust hidden in dark corners nowhere to escape..[WORRY-FREE AFTER-SALE SERVICES FOR ONE YEAR] We are grateful to you for choosing our vacuum cleaner and offer a one-year warranty service on all our vacuum cleaners. Our professional and customer friendly post-sale team will provide you with the state of the art service for any of your queries! If you have any questions, please contact us directly and we will solve your problems as soon as possible!